ProjectName | West River | West River | |
StreamName | Winhall River | Winhall River | |
ProjectID | 120 | 120 | |
ReachID | 161 | 161 | |
SegmentID | A | A | |
ReachPointID | T11.08 | T11.08 | |
OrganizationID | 0 | 17 | Different |
OrganizationName | | Bear Creek Environmental | Different |
Observers | JHB JWC | MB, AM | Different |
IsNotAssessed | False | False | |
WhyNotAssessed | | | |
IsAdminJudgement | False | False | |
SegmentLocation | Just downstream of Lightfoot Camp Rd crossing, along Kendall Farm Rd | Just downstream of Lightfoot Camp Rd crossing, along Kendall Farm Rd | |
SegmentLength | 4274 | 4921 | Different |
CompletionDate | 11/10/2022 12:00:00 AM | 8/5/2013 12:00:00 AM | Different |
SevenDayRain | No | Yes | Different |
Weather | Sunny and cool | Clear | Different |
KnownFloodHistory | No | Yes | Different |
SketchDone | Yes | No | Different |
PhotoLogDone | Yes | Yes | |
WatershedZone | | | |
ReachClearlyAffectedByMajorFlooding | Yes | Yes | |
AdminJudgementEntity | | | |
StreamType | B | C | Different |
Bedform | Braided | Braided | |
BedMaterial | Gravel | Gravel | |
SubclassSlope | c | None | Different |
GeoAssessCondition | Fair | Poor | Different |
AdminStreamTypeDeparture | | | |
Segmentation | Channel Dimensions | Planform and Scope | Different |
SegmentationComment | Segment A is lower slope and less confined and is very active with near constant migration features and large depositional areas. | Depositional Features | Different |
BermLength_1 | 201.0918 | 0 | Different |
BermLength_2 | | 0 | Different |
RoadLength_1 | 586.3838 | 0 | Different |
RoadLength_2 | | 0 | Different |
RailroadLength_1 | | 0 | Different |
RailroadLength_2 | | 0 | Different |
PathLength_1 | | 0 | Different |
PathLength_2 | | 0 | Different |
DevelopmentLength_1 | | 0 | Different |
DevelopmentLength_2 | | 0 | Different |
BermLength_L | | | |
BermLength_R | | | |
RoadLength_L | | | |
RoadLength_R | | | |
RailroadLength_L | | | |
RailroadLength_R | | | |
PathLength_L | | | |
PathLength_R | | | |
HillsideSlope_L | Hilly | Steep | Different |
HillsideSlope_R | Steep | Steep | |
HillsideContinuous_L | Never | Never | |
HillsideContinuous_R | Never | Never | |
HillsideInWidth_L | Sometimes | Never | Different |
HillsideInWidth_R | Sometimes | Sometimes | |
HillsideTexture_L | Mixed | Not Evaluated | Different |
HillsideTexture_R | Mixed | Not Evaluated | Different |
ValleyWidth | 550 | 690 | Different |
ValleyWidthDetermination | Measured | Measured | |
ConfinementType | BD | VB | Different |
InRockGorge | No | No | |
HumanChangedWidth | No | No | |
BankfullWidth | 49 | 68.5 | Different |
MaximumDepth | 3.2 | 3.3 | Different |
MeanDepth | 2.5 | 1.9 | Different |
FloodproneWidth | 75 | 466 | Different |
RecentlyAbandonedFloodplain | 4.5 | 5.6 | Different |
HumanElevatedFloodplain | | | |
SinuosityType | High | Low | Different |
RifflesType | Sedimented | Sedimented | |
IsRiffleSpacingApplicable | | | |
RiffleSpacingDistance | 150 | 258.4 | Different |
Bedrock | 0 | 0 | |
Boulder | 5 | 8 | Different |
Cobble | 29 | 36 | Different |
Course Gravel | 56 | 30 | Different |
Fine Gravel | 5 | 15 | Different |
Sand | 5 | 11 | Different |
Silt or Smaller | 0 | 0 | |
SiltClayPresent | No | No | |
DetritusPercent | 8 | 0 | Different |
WoodyDebrisNumber | 64 | 53 | Different |
IsBarBedParticleNotEvaluated | False | False | |
IsBedParticleNotApplicable | False | False | |
LargestBedParticle | 250 | 8 | Different |
IsBarParticleNotApplicable | False | False | |
LargestBarParticle | 130 | 3.24 | Different |
ParticleUnits | mm | inches | Different |
StreamType1 | B | C | Different |
BedMaterial1 | Gravel | Gravel | |
SubclassSlope1 | c | None | Different |
SubBedForm | | Riffle-Pool | Different |
FieldMeasuredSlope | | | |
ReferenceStreamType | | | |
ReferenceBedMaterial | | | |
ReferenceSubclassSlope | | | |
ReferenceBedform | | | |
ReachClearlyAffectedByMajorFlooding1 | Yes | Yes | |
WereChannelDimensionsSignificantlyChangedByMajorFlooding | Yes | Yes | |
WereChannelDimensionsSignificantlyChangedByHumansInReponseToMajorFlooding | No | Yes | Different |
ChannelEnlargement | 30 | 0 | Different |
FloodAffectedCrossSectionComments | Evidence of recent (TS Irene) widening and incision, ongoing aggradation. | | Different |
TypicalBankSlope | Undercut | Steep | Different |
MaterialTypeUpper_L | Mix | Sand | Different |
MaterialTypeUpper_R | Mix | Sand | Different |
MaterialTypeUpper | | | |
MaterialTypeLower_L | Boulder/Cobble | Boulder/Cobble | |
MaterialTypeLower_R | Boulder/Cobble | Boulder/Cobble | |
MaterialTypeLower | | | |
ConsistencyUpper_L | Non-cohesive | Non-cohesive | |
ConsistencyUpper_R | Non-cohesive | Non-cohesive | |
ConsistencyUpper | | | |
ConsistencyLower_L | Non-cohesive | Non-cohesive | |
ConsistencyLower_R | Non-cohesive | Non-cohesive | |
ConsistencyLower | | | |
BankErosionLength_L | 432.2658 | 0 | Different |
BankErosionLength_R | 758.344 | 0 | Different |
BankErosionHeight_L | 4.108361 | 0 | Different |
BankErosionHeight_R | 3.952384 | 0 | Different |
BankRevetmentType_L | None | None | |
BankRevetmentType_R | None | None | |
BankRevetmentLength_L | | 0 | Different |
BankRevetmentLength_R | | 0 | Different |
DominantBankVegetation_L | Deciduous | Herbaceous | Different |
DominantBankVegetation_R | Deciduous | Herbaceous | Different |
SubDomBankVegetation_L | Shrubs/Sapling | Shrubs/Sapling | |
SubDomBankVegetation_R | Shrubs/Sapling | Deciduous | Different |
CanopyPercentCategory_L | 76-100 | 76-100 | |
CanopyPercentCategory_R | 76-100 | 76-100 | |
ChannelCanopy | Closed | Open | Different |
DominantBufferWidth_L | >100 | >100 | |
DominantBufferWidth_R | >100 | >100 | |
SubDomBufferWidth_L | 0-25 | 0-25 | |
SubDomBufferWidth_R | 51-100 | 0-25 | Different |
Buffer0to25Feet_L | 229 | 0 | Different |
Buffer0to25Feet_R | 0 | 0 | |
DominantBufferVegetation_L | Deciduous | Mixed Trees | Different |
DominantBufferVegetation_R | Deciduous | Mixed Trees | Different |
SubDomBufferVegetation_L | Shrubs/Sapling | Herbaceous | Different |
SubDomBufferVegetation_R | Shrubs/Sapling | Herbaceous | Different |
DominantLandUse_L | Forest | Forest | |
DominantLandUse_R | Forest | Forest | |
SubDomLandUse_L | Hay | Pasture | Different |
SubDomLandUse_R | None | None | |
MassFailuresLength_L | | | |
MassFailuresLength_R | | | |
MassFailures | | None | Different |
MassFailuresMeanHeight_L | | | |
MassFailuresMeanHeight_R | | | |
FailureMeanHeight | | | |
GulliesNumber | | 0 | Different |
Gullies | | None | Different |
GulliesLength | | 0 | Different |
GullyMeanHeight | | | |
SpringSeep | Minimal | Minimal | |
AdjacentWetland | Minimal | Abundant | Different |
FlowStatus | Low | Low | |
DebrisJamsNumber | 6 | 0 | Different |
FlowRegType | | | |
FlowRegUse | | | |
Impoundments | | None | Different |
ImpoundmentLocation | | | |
FlowRegUpDownStream | None | Down Stream | Different |
UpstreamFlowRegulation | | | |
IsNoChannelConstriction | False | True | Different |
BeaverDamsNumber | | 0 | Different |
BeaverDamAffectedLength | | 0 | Different |
BridgeCulvertAssessment | No | No | |
BarMidNumber | 5 | 3 | Different |
BarPointNumber | 2 | 1 | Different |
BarSideNumber | 16 | 20 | Different |
BarDiagonalNumber | 5 | 8 | Different |
BarDeltaNumber | | 0 | Different |
BarIslandNumber | | 0 | Different |
FloodChutesNumber | 10 | 0 | Different |
NeckCutoffsNumber | | 0 | Different |
ChannelAvulsionsNumber | 3 | 0 | Different |
BraidingNumber | 1 | 0 | Different |
SteepRifflesNumber | 3 | 0 | Different |
HeadCutsNumber | | 0 | Different |
TributaryRejuvenation | No | No | |
Straightening | None | None | |
StraighteningLength | 0 | 0 | |
Dredging | | None | Different |
Comments | | Most likely braided by reference due to change in slope and alluvial fan conditions. Aggradation and braided bedform exacerbated by TSI. Debris that came down from TSI is also contributing to the braided condition. | Different |
rhaStreamType | Riffle-Pool | Braided | Different |
rhaDepartureType | Braided | | Different |
rhacomments | | | |
HabAssessStreamType | | | |
GeoAssessConfinement | Unconfined | Unconfined | |
ChannelEvolutionStage | III | IV | Different |
ChannelEvolutionModel | F | F | |
GeoAssessCondition1 | Fair | Poor | Different |
GeoAssessSensitivity | High | Very High | Different |
AdjustmentNarrative | The reach shows signs of recent incision and active aggradation with very large cobble/gravel bars filling the widened channel. Many food chutes both active and recently abandoned were observed. The reach is in Stage III transitioning to Stage IV, with limited evidence of active erosion along the flood scoured banks. | FIV-->FV
C4 Braided riffle pool channel. Likely a historic incision but active aggradation and planform is supporting a new healthy floodplain. Multiple avulsions and braiding through multiple channels likely the result in a slope and confinement change. Historic photos may support that this is an alluvial active area. | Different |
ReachesRID | 6575 | 6575 | |
SegmentsRID | 3733 | 2628 | Different |
VersionName | West Reassessment 2022 | Base | Different |